David Sugden has an academic background in developmental psychology, special education and physical education, his PhD is from the University of California at Los Angeles. He has taught in primary, secondary and special schools as well as lecturing at college and university level in the UK and the USA. His specialist research interests include motor development, motor impairment, motor learning, and children with developmental disorders. His work centres on the characteristics of typically developing children and those with various forms of impairment. He is co-author of the most widely used assessment instrument for motor difficulties, the Movement Assessment Battery for Children. He is currently Professor of Special Needs in Education, University of Leeds, UK.